CN213546597U

CN213546597U - Anti-shake double-row connector

Info

Publication number: CN213546597U
Application number: CN202022935359.1U
Authority: CN
Inventors: 赵世志; 叶小兵
Original assignee: Weifeng Electronic Guangdong Co ltd
Current assignee: Weifeng Electronic Guangdong Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-06-25
Anticipated expiration: 2030-12-09

Abstract

The utility model relates to the technical field of connectors, in particular to an anti-shake double-row connector, which comprises a base, a floating main body, a plurality of first terminals and a plurality of second terminals, wherein each of the first terminals and the second terminals comprises a terminal head, a spring part and a needle point part which are connected in sequence, the spring part has elasticity, the terminal head is used for clamping external parts, and the needle point part is used for being fixed on an external PCB (printed circuit board); the spring portion of the first terminal is shaped like a Z and the spring portion of the second terminal is shaped like a U. The utility model provides a pair of double connector of anti-shake, first terminal, second terminal and floating body all have certain activity space, when receiving vibrations, can adapt to outside pressure through the activity to protect double connector.

Description

Anti-shake double-row connector

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a double connector of anti-shake.

Background

The pin header connector is a connector with very high utilization rate in the current electronic products, and realizes the electric connection of two different devices through the connection of a male bus and a female bus. Present pin header, including the base, pin header main part and terminal, the terminal is general conventional structure such as inline structure or right angle structure, the terminal all is fixed connection with pin header main part and base, and the terminal does not have the space of activity, therefore the pin header main part just does not have the space of activity equally, this type of structure is at the in-process of vibrations, just so easily because rigid collision causes the terminal phenomenon such as buckle, skew and dislocation, lead to the problem that the plug is not smooth and easy, influence transmission efficiency, the life of socket connector and socket connector has also been reduced.

Disclosure of Invention

The utility model discloses problem to prior art provides a double connector of anti-shake, sets up spring portion for first terminal, second terminal and floating body all have certain activity space, when receiving vibrations, can adapt to outside pressure through the activity, thereby protect double connector.

In order to solve the technical problem, the utility model discloses a following technical scheme: an anti-shaking double-row connector comprises a base, a floating body, a plurality of first terminals and a plurality of second terminals, wherein each of the first terminals and the second terminals comprises a terminal head, a spring part and a needle point part which are sequentially connected, the spring part has elasticity, the terminal heads are used for clamping external parts, and the needle point parts are used for being fixed on an external PCB; the spring part of the first terminal is Z-shaped, and the spring part of the second terminal is U-shaped; the floating body is provided with a plurality of first mounting through holes and a plurality of second mounting through holes, the first mounting through holes are used for assembling the terminal heads of the first terminals, the second mounting through holes are used for assembling the terminal heads of the second terminals, and the base is provided with a plurality of first slots for assembling the needle point parts; after the terminal head of the first terminal is assembled in the first mounting through hole and the terminal head of the second terminal is assembled in the second mounting through hole, the floating body is suspended above the base.

Preferably, the pinpoint portion includes stiff end and solder joint, the both ends of stiff end respectively with spring portion and solder joint are connected, the equal protruding first lug that is equipped with in both sides of stiff end, first lug be used for with the inner wall of first slot is contradicted, the solder joint is used for welding in outside PCB board.

Preferably, a first guiding inclined plane is arranged at the top of the first projection.

Preferably, a second bump is arranged on the spring portion of the first terminal, the second bump is located at one end of the spring portion of the first terminal, which is connected with the needle point portion, and third bumps are convexly arranged on two sides of the needle point portion of the second terminal.

Preferably, the lower end of the second projection is provided with a second guiding inclined plane, and one end of the third projection, which is far away from the tail end of the spring part, is provided with a third guiding inclined plane.

Preferably, the terminal head comprises a support rod and two first clamping elastic sheets, the two first clamping elastic sheets are fixed at one end of the support rod, the other end of the support rod is connected with the spring portion, a clamping gap is formed between the two first clamping elastic sheets, the two first clamping elastic sheets are provided with bending portions, and the clamping gap between the bending portions is smaller than clamping gaps of positions where the bending portions are not arranged.

Preferably, one end of the support rod, at which the first clamping elastic sheet is fixed, extends to form a third clamping elastic sheet, and a clamping gap is formed between the third clamping elastic sheet and the two first clamping elastic sheets.

Preferably, the plurality of first mounting through holes are arranged side by side, the plurality of second mounting through holes are arranged side by side, and the first mounting through holes are positioned above the second mounting through holes; a partition plate is arranged between the adjacent first mounting through holes, and the first terminals are separated by the partition plate; a limiting groove is formed in the hole opening of the second mounting through hole, the joint of the terminal head of the second terminal and the spring portion is assembled in the limiting groove, and the limiting groove is located at the bottom of the partition plate.

Preferably, the base is provided with an accommodating cavity, the floating main body is suspended in the accommodating cavity, the inner wall of the accommodating cavity is provided with a plurality of strip-shaped grooves, and one side of the spring part of the second terminal, which is connected with the needle tip part, is assembled in the strip-shaped grooves; one side of the base, which is close to the spring part of the first terminal, is provided with a plurality of installation blocks arranged at intervals, the two sides of each installation block are provided with grooves, each groove is located at one end, connected with the base, of each installation block, a second slot is formed between every two adjacent grooves of the installation blocks, and each second slot is used for assembling the second lug.

Preferably, a plurality of constant head tanks have been seted up to the lateral wall of base, can dismantle in the constant head tank and be equipped with the setting element, the bottom of setting element is provided with the leg, the leg is used for welding in outside PCB board.

The utility model has the advantages that:

the utility model provides a pair of double connector of anti-shake, first terminal increases the spring part that sets up "Z" type, the second terminal increases the spring part that sets up "U" type, two spring parts have elasticity because of the setting of shape, first terminal and second terminal are reverse to be set up, can prop up the main part that floats after installing in the main part that floats, make it suspend, when the main part that floats receives downward pressure, two spring parts can appropriate shrink downwards and drive the main part that floats and move downwards, thereby can avoid the rigid collision with external pressure; spring portion can transversely stretch out and draw back in the certain limit again in addition, so when receiving horizontal pressure, can adapt to outside pressure through the flexible of spring portion equally, reduce the rigidity collision to can reduce the emergence of damage, increase the utility model discloses the life of the double connector of anti-shake.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a cross-sectional view of a first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a first terminal and a second terminal according to a first embodiment of the present invention.

Fig. 4 is a first schematic structural diagram of a base according to a first embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a base according to a first embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 7 is a cross-sectional view of a second embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a first terminal and a second terminal according to a second embodiment of the present invention.

Fig. 9 is a first schematic structural diagram of a base according to a second embodiment of the present invention.

Fig. 10 is an enlarged view of a portion a in fig. 4.

Fig. 11 is a second schematic structural view of the base according to the second embodiment of the present invention.

Fig. 12 is a third schematic structural view of a base according to a second embodiment of the present invention.

Fig. 13 is a schematic structural diagram of the positioning member of the present invention.

Fig. 14 is a schematic structural view of the floating body according to the present invention.

Fig. 15 is a schematic structural diagram of a terminal head according to the present invention.

The reference numerals in fig. 1 to 15 include:

1-base, 2-floating body, 3-first terminal, 4-second terminal, 5-terminal head, 6-spring part, 7-needle tip part, 8-first mounting through hole, 9-second mounting through hole, 10-first slot, 11-fixed end, 12-welding end, 13-first bump, 14-first guiding inclined plane, 15-support rod, 16-first clamping elastic sheet, 17-clamping gap, 18-third clamping elastic sheet, 19-clapboard, 20-limiting groove, 21-mounting block, 22-groove, 25-bending part, 26-PCB, 27-second guiding inclined plane, 28-third bump, 29-third guiding inclined plane, 30-containing cavity, 31-strip groove, 32-second slot, 33-positioning groove, 34-positioning piece, 35-welding leg and 36-second projection.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

The first embodiment is as follows:

the anti-jitter double-row connector provided by the embodiment, as shown in fig. 1 to 5, includes a base 1, a floating body 2, a plurality of first terminals 3 and a plurality of second terminals 4, where each of the first terminals 3 and the second terminals 4 includes a terminal head 5, a spring portion 6 and a needle point portion 7, which are connected in sequence, the spring portion 6 has elasticity, the terminal head 5 is used to clamp an external part, and the needle point portion 7 is used to be fixed to an external PCB 26; the spring part 6 of the first terminal 3 is Z-shaped, and the spring part 6 of the second terminal 4 is U-shaped; the floating body 2 is provided with a plurality of first mounting through holes 8 and a plurality of second mounting through holes 9, the first mounting through holes 8 are used for assembling the terminal heads 5 of the first terminals 3, the second mounting through holes 9 are used for assembling the terminal heads 5 of the second terminals 4, and the base 1 is provided with a plurality of first slots 10 for assembling the needle tip parts 7; after the terminal head 5 of the first terminal 3 is fitted in the first fitting through hole 8 and the terminal head 5 of the second terminal 4 is fitted in the second fitting through hole 9, the floating body 2 is suspended above the base 1.

Specifically, the first terminal 3 and the second terminal 4 are of a reverse-bent structure, the first terminal 3 is arranged on one side of the floating body 2, the second terminal 4 is arranged on the other side of the floating body 2, a row of first mounting through holes 8 and a row of second mounting through holes 9 are arranged on the floating body 2, and after the terminal heads 5 are mounted in the first mounting through holes 8 and the second mounting through holes 9, the floating body 2 can be supported by the Z-shaped spring parts 6 and the U-shaped spring parts 6 to be in a suspended state, so that the floating body can be prevented from being damaged by external pressure through movement in a proper range. The working principle of the activity is as follows: when the floating body 2 is pressed downwards, as shown in fig. 2, the two spring parts 6 can be properly contracted downwards and drive the floating body 2 to move downwards, so that rigid collision with external pressure can be avoided; in addition because spring part 6 is the special-shaped structure of "Z" type and "U" type, so spring part 6 can transversely stretch out and draw back in the certain limit again, so when receiving horizontal pressure, if pressure left, then main part 2 can float and move about left under spring part 6's drive, receive pressure right, main part 2 can move about right under spring part 6's drive, adapt to outside pressure through spring part 6's flexible, reduce rigid collision, thereby can reduce the rupture of terminal, the emergence of the condition of deformation or short circuit, main part 2 that floats also can reduce impaired, thereby increase the utility model discloses the life of the double connector of anti-shake.

Wherein, spring portion 6 is provided with a plurality of, and a plurality of spring portion 6 is end to end in proper order. Specifically, the length between the terminal head 5 and the needle tip portion 7 can be increased by providing a plurality of spring portions 6, which can be applied to different connectors.

The double connector of anti-shake that this embodiment provided, as fig. 3, pinpoint portion 7 includes stiff end 11 and weld end 12, the both ends of stiff end 11 respectively with spring part 6 and weld end 12 are connected, the equal protruding first lug 13 that is equipped with in both sides of stiff end 11, first lug 13 be used for with the inner wall of first slot 10 is contradicted, weld end 12 is used for welding in outside PCB board 26.

Specifically, the first projection 13 on the fixed end 11 of the needle tip portion 7 may interfere with the inner wall of the slot, thereby fixing the needle tip portion 7 with the connector. Compare in the structure that whole pinpoint portion 7 contradicted with the inner wall of slot, set up first lug 13 and both can reduce the frictional force of pinpoint portion 7 and slot inner wall, the installation of being convenient for can realize the same fixed purpose again, the effect is better than the structure of the pinpoint portion 7 that does not set up first lug 13.

In the anti-jitter dual-row connector provided in this embodiment, as shown in fig. 3, the top of the first protrusion 13 is provided with a first guiding inclined surface 14. In particular, the top of the projection is provided with a first guiding bevel 14. Specifically, when the needle tip portion 7 is fitted into the slot from bottom to top, the first guiding inclined surface 14 may have a guiding function so as to facilitate the needle tip portion 7 to enter the slot.

The anti-shaking double-row connector provided by the embodiment, as shown in fig. 3, fig. 8 and fig. 15, the terminal head 5 includes a support rod 15 and two first clamping elastic pieces 16, the two first clamping elastic pieces 16 are fixed at one end of the support rod 15, the other end of the support rod 15 is connected with the spring portion 6, a clamping gap 17 is provided between the two first clamping elastic pieces 16, the two first clamping elastic pieces 16 are both provided with a bending portion 25, and the clamping gap 17 between the bending portions 25 is smaller than the clamping gap 17 at the other positions where the bending portion 25 is not provided.

Specifically, the two first clamping spring pieces 16 are bent to form a socket, the external connecting terminal is inserted into the socket and then limited in the clamping gap 17, and the bent portion 25 of the first clamping spring piece 16 is abutted against the external connecting terminal, so that the first terminal 3 or the second terminal 4 is electrically connected with the external terminal.

In the anti-shaking double-row connector provided in this embodiment, as shown in fig. 15, a third clamping elastic sheet 18 extends from one end of the support rod 15, at which the first clamping elastic sheet 16 is fixed, and the clamping gap 17 is formed between the third clamping elastic sheet 18 and the two first clamping elastic sheets 16.

Specifically, the third clamping elastic sheet 18 is arranged, so that the external connecting terminal can be better limited in the clamping gap 17 and is not easy to shift.

In the anti-shaking double-row connector provided in this embodiment, as shown in fig. 14, a plurality of the first mounting through holes 8 are arranged side by side, a plurality of the second mounting through holes 9 are arranged side by side, and the first mounting through holes 8 are located above the second mounting through holes 9; a partition plate 19 is arranged between the adjacent first mounting through holes 8, and the first terminals 3 are separated by the partition plate 19; a limiting groove 20 is arranged at the hole opening of the second mounting through hole 9, the joint of the terminal head 5 and the spring part 6 of the second terminal 4 is assembled in the limiting groove 20, and the limiting groove 20 is positioned at the bottom of the partition plate 19.

Specifically, the adjacent first terminals 3 are separated by the partition plate 19, and the adjacent second terminals 4 are separated by the limiting groove 20, so that short circuit of the adjacent first terminals 3 or the adjacent second terminals 4 is prevented, and safe use of the floating double-row connector of the embodiment is ensured.

In the anti-shaking double row connector provided by the present embodiment, the shape of the base 1 of the present embodiment is as shown in fig. 2, fig. 4 and fig. 5, and the first protrusions 13 of the present embodiment are all fitted in the first slots 10 on both sides of the base 1. The top of one side of base 1 is seted up a plurality of trench that set up equally spaced, and this trench is used for separating first terminal 3 is fixed, can further prevent the short circuit between the adjacent first terminal 3.

The double row connector of anti-shake that this embodiment provided, as shown in fig. 4, fig. 5, fig. 12 and fig. 13, a plurality of constant head tanks 33 have been seted up to the lateral wall of base 1, can dismantle in the constant head tank 33 and be equipped with location piece 34, the bottom of location piece 34 is provided with leg 35, leg 35 is used for welding in outside PCB board 26.

Specifically, the base 1 can be further fixed by the positioning member 34, and the base 1 is prevented from loosening, so that the first terminal 3, the second terminal 4, and the floating body 2 of the present embodiment can be protected. In addition, the positioning member 34 is used for grounding.

Example two:

referring to fig. 6 to 14, the anti-jitter dual-row connector according to the present embodiment is different from the first embodiment in that the first terminal 3 and the second terminal 4 of the present embodiment have the same bending direction, the two pin portions 7 are located on the same side of the floating body 2, and the shapes of the first terminal 3 and the second terminal 4 are slightly different from the first embodiment.

In the anti-shake double-row connector provided in this embodiment, as shown in fig. 8, the spring portion 6 of the first terminal 3 is provided with a second protrusion 36, the second protrusion 36 is located at one end of the spring portion 6 of the first terminal 3 connected to the needle point portion 7, the two sides of the needle point portion 7 of the second terminal 4 are convexly provided with third protrusions 28, the lower end of the second protrusion 36 is provided with a second guiding inclined plane 27, and one end of the third protrusion 28 away from the end of the spring portion 6 is provided with a third guiding inclined plane 29.

In addition, the base 1 of this embodiment is provided with an accommodating cavity 30, the floating body 2 is suspended in the accommodating cavity 30, the inner wall of the accommodating cavity 30 is provided with a plurality of strip-shaped grooves 31, and one side of the spring portion 6 of the second terminal 4 connected with the needle tip portion 7 is assembled in the strip-shaped grooves 31; base 1 is close to one side of the spring portion 6 of first terminal 3 is provided with the installation piece 21 that a plurality of intervals set up, the both sides of installation piece 21 all are provided with recess 22, recess 22 is located the one end that installation piece 21 and base 1 are connected, and is adjacent form second slot 32 between the recess 22 of installation piece 21, second slot 32 is used for the assembly second lug 36.

Specifically, the needle tip portion 7 of the present embodiment is directly inserted into the PCB 26, so that the second protrusion 36 of the first terminal 3 of the present embodiment is disposed on the spring portion 6, and then the second slot 32 is disposed on the base 1 for assembling the second protrusion 36, and the strip-shaped groove 31 is disposed in the accommodating cavity 30 of the base 1, and can be used for fixing the second terminal 4 and preventing the second terminal 4 from shifting and causing a short circuit.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. The utility model provides an anti-shake's double connector, includes base, floating body, a plurality of first terminal and a plurality of second terminal, its characterized in that: the first terminal and the second terminal respectively comprise a terminal head, a spring part and a needle tip part which are sequentially connected, the spring part has elasticity, the terminal head is used for clamping external parts, and the needle tip part is used for being fixed on an external PCB; the spring part of the first terminal is Z-shaped, and the spring part of the second terminal is U-shaped;

the floating body is provided with a plurality of first mounting through holes and a plurality of second mounting through holes, the first mounting through holes are used for assembling the terminal heads of the first terminals, the second mounting through holes are used for assembling the terminal heads of the second terminals, and the base is provided with a plurality of first slots for assembling the needle point parts;

after the terminal head of the first terminal is assembled in the first mounting through hole and the terminal head of the second terminal is assembled in the second mounting through hole, the floating body is suspended above the base.

2. The anti-jitter dual row connector of claim 1, wherein: the needle point portion includes stiff end and welding end, the both ends of stiff end respectively with spring portion and welding end are connected, the equal protruding first lug that is equipped with in both sides of stiff end, first lug be used for with the inner wall of first slot is contradicted, the welding end is used for welding in outside PCB board.

3. An anti-jitter dual row connector as claimed in claim 2, wherein: the top of the first bump is provided with a first guide inclined plane.

4. The anti-jitter dual row connector of claim 1, wherein: the spring part of the first terminal is provided with a second bump, the second bump is positioned at one end of the spring part of the first terminal, which is connected with the needle point part, and the two sides of the needle point part of the second terminal are convexly provided with third bumps.

5. An anti-jitter dual row connector as claimed in claim 4, wherein: the lower end of the second lug is provided with a second guide inclined plane, and one end, far away from the tail end of the spring part, of the third lug is provided with a third guide inclined plane.

6. The anti-jitter dual row connector of claim 1, wherein: the terminal head comprises a supporting rod and two first clamping elastic pieces, the two first clamping elastic pieces are fixed at one end of the supporting rod, the other end of the supporting rod is connected with the spring portion, a clamping gap is formed between the two first clamping elastic pieces, the two first clamping elastic pieces are provided with bending portions, and the clamping gap between the bending portions is smaller than clamping gaps of positions where the bending portions are not arranged.

7. An anti-jitter dual row connector as claimed in claim 6, wherein: the supporting rod is provided with a first clamping elastic sheet, one end of the supporting rod, which is fixed with the first clamping elastic sheet, extends to form a third clamping elastic sheet, and a clamping gap is formed between the third clamping elastic sheet and the two first clamping elastic sheets.

8. The anti-jitter dual row connector of claim 1, wherein: the first mounting through holes are arranged side by side, the second mounting through holes are arranged side by side, and the first mounting through holes are positioned above the second mounting through holes; a partition plate is arranged between the adjacent first mounting through holes, and the first terminals are separated by the partition plate; a limiting groove is formed in the hole opening of the second mounting through hole, the joint of the terminal head of the second terminal and the spring portion is assembled in the limiting groove, and the limiting groove is located at the bottom of the partition plate.

9. An anti-jitter dual row connector as claimed in claim 5, wherein: the base is provided with an accommodating cavity, the floating main body is suspended in the accommodating cavity, the inner wall of the accommodating cavity is provided with a plurality of strip-shaped grooves, and one side of the spring part of the second terminal, which is connected with the needle tip part, is assembled in the strip-shaped grooves; one side of the base, which is close to the spring part of the first terminal, is provided with a plurality of installation blocks arranged at intervals, the two sides of each installation block are provided with grooves, each groove is located at one end, connected with the base, of each installation block, a second slot is formed between every two adjacent grooves of the installation blocks, and each second slot is used for assembling the second lug.

10. The anti-jitter dual row connector of claim 1, wherein: a plurality of constant head tanks have been seted up to the lateral wall of base, can dismantle in the constant head tank and be equipped with the setting element, the bottom of setting element is provided with the leg, the leg is used for welding in outside PCB board.